BR9303421A - PROCESS AND SET OF AGENTS FOR IMPROVING THE QUALITY OF BACKGROUND AND WATER IN WATER AREAS - Google Patents

PROCESS AND SET OF AGENTS FOR IMPROVING THE QUALITY OF BACKGROUND AND WATER IN WATER AREAS

Info

Publication number
BR9303421A
BR9303421A BR9303421A BR9303421A BR9303421A BR 9303421 A BR9303421 A BR 9303421A BR 9303421 A BR9303421 A BR 9303421A BR 9303421 A BR9303421 A BR 9303421A BR 9303421 A BR9303421 A BR 9303421A
Authority
BR
Brazil
Prior art keywords
water
agents
improving
quality
background
Prior art date
Application number
BR9303421A
Other languages
Portuguese (pt)
Inventor
Shigehisa Iwai
Michiharu Kobayashi
Chihiro Uchida
Koji Kuroda
Shigeru Toda
Original Assignee
Biochem Ind Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Biochem Ind Ltd filed Critical Biochem Ind Ltd
Publication of BR9303421A publication Critical patent/BR9303421A/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00—Biological treatment of water, waste water, or sewage
    • C02F3/30—Aerobic and anaerobic processes
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/28—Treatment of water, waste water, or sewage by sorption
    • C02F1/281—Treatment of water, waste water, or sewage by sorption using inorganic sorbents
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00—Biological treatment of water, waste water, or sewage
    • C02F3/02—Aerobic processes
    • C02F3/10—Packings; Fillings; Grids
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00—Biological treatment of water, waste water, or sewage
    • C02F3/28—Anaerobic digestion processes
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00—Biological treatment of water, waste water, or sewage
    • C02F3/34—Biological treatment of water, waste water, or sewage characterised by the microorganisms used
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00—Technologies for wastewater treatment
    • Y02W10/10—Biological treatment of water, waste water, or sewage

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Water Supply & Treatment (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Organic Chemistry (AREA)
  • Microbiology (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Inorganic Chemistry (AREA)
  • Biological Treatment Of Waste Water (AREA)
  • Treatment Of Sludge (AREA)
  • Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
BR9303421A 1992-08-20 1993-08-19 PROCESS AND SET OF AGENTS FOR IMPROVING THE QUALITY OF BACKGROUND AND WATER IN WATER AREAS BR9303421A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP24559692 1992-08-20
JP11621393A JP2935619B2 (en) 1992-08-20 1993-05-18 Bottom sediment / water quality improvement method and improver set used in the method

Publications (1)

Publication Number Publication Date
BR9303421A true BR9303421A (en) 1994-03-08

Family

ID=26454592

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9303421A BR9303421A (en) 1992-08-20 1993-08-19 PROCESS AND SET OF AGENTS FOR IMPROVING THE QUALITY OF BACKGROUND AND WATER IN WATER AREAS

Country Status (9)

Country Link
US (2) US5387343A (en)
EP (1) EP0583658B1 (en)
JP (1) JP2935619B2 (en)
KR (1) KR970001445B1 (en)
CN (1) CN1065515C (en)
AU (1) AU658519B2 (en)
BR (1) BR9303421A (en)
DE (1) DE69327889T2 (en)
TW (2) TW243439B (en)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2935619B2 (en) * 1992-08-20 1999-08-16 バイオケム工業株式会社 Bottom sediment / water quality improvement method and improver set used in the method
US5736048A (en) * 1995-05-24 1998-04-07 Spelman College Biological process of remediating chemical contamination of a pond
GB2312893B (en) * 1996-10-21 2001-01-24 Holding Company Belgie Nv Zeolite composition
CN100343186C (en) * 2004-06-08 2007-10-17 张广志 Water quality modifier
US7824129B2 (en) * 2006-10-18 2010-11-02 Menzie-Cura & Associates, Inc. Low-impact delivery system for in situ treatment of contaminated sediment
KR101065814B1 (en) * 2011-05-03 2011-09-19 청호환경개발주식회사 Natural purification marsh
CN102424819B (en) * 2011-12-29 2013-05-15 四川清和科技有限公司 Photosynthetic bacteria curing particles and preparation method thereof
CN102583881A (en) * 2012-02-13 2012-07-18 广东中大环保科技投资有限公司 Method for treating water quality of black-odor river channel
CN103241842B (en) * 2013-05-14 2014-11-26 四川清和科技有限公司 Method for controlling water pollution by using EPSB (Especial Photosynthetic Bacteria)
JP6258277B2 (en) * 2014-10-15 2018-01-10 アクアサービス株式会社 Water purification method and water purification system
CN104529111B (en) * 2014-12-29 2016-03-02 天津振邦水产养殖有限公司 A kind of method removing sea cucumber growth waters Organic Pollutants in Sedimentary Mud
CN105253988A (en) * 2015-10-16 2016-01-20 巢湖市聚源机械有限公司 Fermentation treatment agent for treatment of weaving and dyeing sewage
CN105417840A (en) * 2015-11-02 2016-03-23 安徽洋森环保节能科技有限公司 Treatment method for coating pretreatment wastewater
CN107232090A (en) * 2017-05-03 2017-10-10 蚌埠市宝煦家庭农场 A kind of method for improving water quality stability in blue or green bamboo fish culture
CN107640829A (en) * 2017-09-04 2018-01-30 安徽秀安生态农业有限公司 A kind of composition for purifying giant salamander water
CN107601678B (en) * 2017-09-26 2018-09-14 惠州学院 A kind of cities and towns black and odorous water and sediment in-situ quickly administer material
CN109052667B (en) * 2018-09-06 2021-07-09 河南利源净化材料有限公司 Preparation method of two-in-one water purifying agent
JP2021109154A (en) * 2020-01-14 2021-08-02 株式会社クリーン・アース・バイオ Water treatment additive and water treatment system
CN111423079A (en) * 2020-02-26 2020-07-17 中交第一公路勘察设计研究院有限公司 Contaminated bottom mud in-situ capping method combining heterogeneous layered coverage with chemical treatment
CN112159062B (en) * 2020-09-07 2022-06-24 中国环境科学研究院 Multi-interface treatment and restoration method for river and lake water environment
CN112592010A (en) * 2020-11-19 2021-04-02 广州绿邦环境技术有限公司 River bottom mud repairing agent and production process thereof

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3505213A (en) * 1969-02-24 1970-04-07 Martin Marietta Corp Method and apparatus for purifying a natural body of water
US3855121A (en) * 1971-11-01 1974-12-17 A Gough Biochemical process
US4263142A (en) * 1979-06-13 1981-04-21 Microphor, Inc. Process and system for purifying water
SE8206091D0 (en) * 1982-10-27 1982-10-27 Sydkraft Ab PROCEDURE FOR NEUTRALIZATION OF SURFACED WATER DRAWINGS
JPH0751237B2 (en) * 1987-06-18 1995-06-05 海洋工業株式会社 Partial water purification method in continuous water area
JPH01199698A (en) * 1988-01-30 1989-08-11 Tsurumi Mfg Co Ltd Method and device for cleaning pond water
JPH0689330B2 (en) * 1988-04-25 1994-11-09 東亜建設工業株式会社 Sediment improvement method
US4895665A (en) * 1989-04-26 1990-01-23 George D. Smith Method for treating and reclaiming oil and gas well working fluids and drilling pits
US5011604A (en) * 1990-02-07 1991-04-30 Wilde Edward W Use of microalgae to remove pollutants from power plant discharges
JPH04296754A (en) * 1991-03-26 1992-10-21 Fuji Photo Film Co Ltd Positive type photoresist composition
US5227068A (en) * 1991-10-25 1993-07-13 Eco-Soil Systems, Inc. Closed apparatus system for improving irrigation and method for its use
JP2935619B2 (en) * 1992-08-20 1999-08-16 バイオケム工業株式会社 Bottom sediment / water quality improvement method and improver set used in the method

Also Published As

Publication number Publication date
JP2935619B2 (en) 1999-08-16
TW243439B (en) 1995-03-21
KR940003860A (en) 1994-03-12
JPH06114397A (en) 1994-04-26
DE69327889D1 (en) 2000-03-30
CN1085877A (en) 1994-04-27
AU658519B2 (en) 1995-04-13
CN1065515C (en) 2001-05-09
EP0583658A1 (en) 1994-02-23
KR970001445B1 (en) 1997-02-06
AU4218593A (en) 1994-02-24
US5460744A (en) 1995-10-24
EP0583658B1 (en) 2000-02-23
TW268930B (en) 1996-01-21
US5387343A (en) 1995-02-07
DE69327889T2 (en) 2000-10-05

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Free format text: REFERENTE A 12A,13A,14A,15A,16A E 17A ANUIDADES.

B24H Lapse because of non-payment of annual fees (definitively: art 78 iv lpi)
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B24J Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)

Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2607 DE 22-12-2020 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.